日本COSMOS新宇宙 便携式XP-3368Ⅱ-W / XP-3368Ⅱ / XP-3318Ⅱ（气体检测仪） 接触燃烧式丨伽伐尼电池式（XP-3368Ⅱ-W / XP-3368Ⅱ） 藤田（重庆）精密仪器设备有限公司

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